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Cheap flights from London Heathrow Airport to Las Vegas from £228

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Las Vegas departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Las Vegas

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Las Vegas.
United Airlines Logo
07:30 - 22:12LHR-LAS
22h 42m2 stops
United Airlines Logo
06:00 - 10:00LAS-LHR
20h 00m2 stops
£404United Airlines
Find Deal
Wed, 7 May - Tue, 20 May
United Airlines Logo
13:05 - 14:31LHR-LAS
33h 26m1 stop
United Airlines Logo
23:36 - 20:40LAS-LHR
13h 04m1 stop
£421United Airlines
Find Deal
Sat, 10 May - Sun, 11 May
Finnair Logo
10:30 - 17:41LHR-LAS
15h 11m1 stop
Finnair Logo
14:37 - 16:05LAS-LHR
17h 28m1 stop
£540Finnair
Find Deal
Wed, 30 Apr - Sat, 3 May
Finnair Logo
08:20 - 17:25LHR-LAS
17h 05m1 stop
Finnair Logo
11:38 - 16:05LAS-LHR
20h 27m1 stop
£541Finnair
Find Deal
Thu, 18 Sep - Sun, 21 Sep
Virgin Atlantic Logo
16:35 - 19:20LHR-LAS
10h 45mdirect
Virgin Atlantic Logo
13:59 - 14:15LAS-LHR
16h 16m1 stop
£563Virgin Atlantic
Find Deal
Tue, 6 May - Tue, 20 May
Virgin Atlantic Logo
16:35 - 19:20LHR-LAS
10h 45mdirect
Virgin Atlantic Logo
09:25 - 07:15LAS-LHR
13h 50m1 stop
£565Virgin Atlantic
Find Deal
Tue, 16 Sep - Wed, 24 Sep
British Airways Logo
11:00 - 18:35LHR-LAS
15h 35m1 stop
British Airways Logo
09:49 - 06:50LAS-LHR
13h 01m1 stop
£572British Airways
Find Deal
Wed, 30 Apr - Wed, 7 May
Iberia Logo
11:30 - 22:55LHR-LAS
19h 25m2 stops
Iberia Logo
10:10 - 08:00LAS-LHR
13h 50m1 stop
£576Iberia
Find Deal
Mon, 5 May - Thu, 8 May
British Airways Logo
15:00 - 22:32LHR-LAS
15h 32m1 stop
British Airways Logo
17:05 - 11:15LAS-LHR
10h 10mdirect
£581British Airways
Find Deal
Wed, 30 Apr - Wed, 7 May
Iberia Logo
14:20 - 21:32LHR-LAS
15h 12m1 stop
Iberia Logo
22:00 - 16:00LAS-LHR
10h 00mdirect
£581Iberia
Find Deal
Wed, 30 Apr - Sat, 3 May

Lufthansa flights from London Heathrow Airport to Las Vegas

Our best Lufthansa deals on London Heathrow Airport to Las Vegas flight tickets
Lufthansa
2 May
LHR07:30London Heathrow
16h 50m
1 stop
LAS16:20Las Vegas Harry Reid Intl
9 May
LAS10:46Las Vegas Harry Reid Intl
36h 09m
2 stops
LHR06:55London Heathrow
Lufthansa
7 May
LHR16:40London Heathrow
33h 11m
2 stops
LAS17:51Las Vegas Harry Reid Intl
14 May
LAS13:05Las Vegas Harry Reid Intl
15h 15m
1 stop
LHR12:20London Heathrow
Lufthansa
2 May
LHR16:15London Heathrow
33h 36m
2 stops
LAS17:51Las Vegas Harry Reid Intl
19 May
LAS21:10Las Vegas Harry Reid Intl
15h 30m
1 stop
LHR20:40London Heathrow

Finnair flights from London Heathrow Airport to Las Vegas

Our best Finnair deals on London Heathrow Airport to Las Vegas flight tickets
Finnair
30 Apr
LHR10:30London Heathrow
15h 11m
1 stop
LAS17:41Las Vegas Harry Reid Intl
3 May
LAS14:37Las Vegas Harry Reid Intl
17h 28m
1 stop
LHR16:05London Heathrow
Finnair
18 Sept
LHR08:20London Heathrow
17h 05m
1 stop
LAS17:25Las Vegas Harry Reid Intl
21 Sept
LAS11:38Las Vegas Harry Reid Intl
20h 27m
1 stop
LHR16:05London Heathrow
Finnair
27 Apr
LHR14:45London Heathrow
14h 58m
1 stop
LAS21:43Las Vegas Harry Reid Intl
29 Apr
LAS12:21Las Vegas Harry Reid Intl
25h 19m
1 stop
LHR21:40London Heathrow

See travel insights to Las Vegas from

How to get the cheapest flight ticket from London Heathrow Airport to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

In general, February is the cheapest month to fly from London Heathrow Airport to Las Vegas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £572. If you’re not able to fly to Las Vegas in February, then January is your next best option. Flight prices from London Heathrow Airport to Las Vegas during January average around £588.

What is the cheapest day to depart on your flight to Las Vegas?

The cheapest day to depart on your flight to Las Vegas is on a Tuesday when prices can be found for as low as £520. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £702.

What is the cheapest time of day to depart on your flight to Las Vegas?

Our data shows that the cheapest London Heathrow Airport to Las Vegas flights are usually those with departure times in the morning. Our users have found flights to Las Vegas in the morning for as low as £450. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of £681. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London Heathrow to Las Vegas Harry Reid Intl flight route?

Fly from London Heathrow to Las Vegas Harry Reid Intl for the best London Heathrow - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from London Heathrow Airport when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around £678 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from London Heathrow Airport for as low as £617 on momondo.

What cabin class options are available on London Heathrow to Las Vegas Harry Reid Intl flights?

There are 3 cabin classes available to choose from on London Heathrow to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Las Vegas flight prices changed over time?

As of April 2025, prices for London Heathrow Airport to Las Vegas flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Las Vegas (LHR to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Las Vegas

Best price found

£228

Fastest flight time

10h 40m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from London Heathrow Airport in the past 72 hours is £228. The best return flight deal from London Heathrow Airport to Las Vegas found on momondo in the last 72 hours is £404.
The fastest flight from London Heathrow Airport to Las Vegas takes 10h 40m
Direct flights go from London Heathrow Airport to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)

  • How far is London Heathrow to Las Vegas Harry Reid Intl by plane?

    There are 5207.1 mi between London Heathrow and Las Vegas Harry Reid Intl. In terms of flight time, this usually takes a little over 10h 40m.

  • When did momondo last update prices for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from London Heathrow Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Las Vegas?

  • What is the most popular airline from London Heathrow Airport to Las Vegas?


Best airlines flying from London Heathrow Airport to Las Vegas

Compare and see reviews for airlines that fly from London Heathrow Airport to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Norse Atlantic UKPriceFrom £289Free CancellationRating
7.1
45 reviews
Search Norse Atlantic UK flights
WestJetPriceFrom £398Free CancellationRating
7.2
2,809 reviews
Search WestJet flights
United AirlinesPriceFrom £439Free CancellationRating
7.4
8,667 reviews
Search United Airlines flights
IcelandairPriceFrom £456Free CancellationRating
7.0
482 reviews
Search Icelandair flights
Air CanadaPriceFrom £467Free CancellationRating
7.0
9,142 reviews
Search Air Canada flights
British AirwaysPriceFrom £479Free CancellationRating
6.6
6,771 reviews
Search British Airways flights
LufthansaPriceFrom £489Free CancellationRating
6.7
7,012 reviews
Search Lufthansa flights
FinnairPriceFrom £495Free CancellationRating
7.6
1,269 reviews
Search Finnair flights
Aer LingusPriceFrom £497Free CancellationRating
7.0
1,063 reviews
Search Aer Lingus flights
JetBluePriceFrom £503Free CancellationRating
7.3
2,928 reviews
Search JetBlue flights
  • Delta Flights From London Heathrow Airport to Las Vegas

    Delta flies from London Heathrow Airport to Las Vegas around 7 times per week, with 7,917 momondo users rating the airline 8.0/10. The cheapest Delta deal from London Heathrow Airport to Las Vegas in the last 72 hours was £719 (round-trip), much lower than the average airfare cost of £1,054 for Delta flights on this route.

  • KLM Flights From London Heathrow Airport to Las Vegas

    The best KLM deal for London Heathrow Airport to Las Vegas flight tickets found on momondo in the last 72 hours was £676, round-trip. It should be noted that an average KLM flight deal for this route in this time was higher, at £910 round-trip. KLM operates 7 flights out of London Heathrow Airport into Las Vegas in an average week, so prices vary by time and availability. 1,329 KLM reviews by users on momondo have scored the airline at 7.8/10.


Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Kingman
Laughlin
Needles
Henderson
Mesquite
Boulder City
Furnace Creek
North Las Vegas
Mount Charleston
Paradise

Why use momondo?

Why should I use momondo to find a flight deal from London to Las Vegas?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Las Vegas . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Las Vegas with flexible booking policies on momondo?

All flight searches from London to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Las Vegas?

Once all potential London to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Las Vegas right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Las Vegas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Las Vegas and let you know when they change.


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